When Workforce last spoke with Google, they had no turnover, enough resumes to sink a ship, and were giving away free, gourmet lunches to every employee, every day. We thought we'd ask HR Director Stacy Sullivan if -- and how -- life has changed in the slowing economy.

At the San Diego Zoo, "there's a deep-rooted sense of loyalty and pride." HR Manager Gabriela Valverde talks about that powerful and successful culture, as well as the challenges a new labor shortage and new attitudes are ushering in.